Revert "Makes the admin logout tracking system actually work"

code/controllers/configuration.dm

@@ -139,7 +139,6 @@
 	var/list/irc_bot_host = list()
 	var/main_irc = ""
 	var/admin_irc = ""
-	var/admin_notify_irc = ""
 	var/python_path = "" //Path to the python executable.  Defaults to "python" on windows and "/usr/bin/env python2" on unix
 
 	var/default_laws = 0 //Controls what laws the AI spawns with.
@@ -469,9 +468,6 @@
 				if("admin_irc")
 					config.admin_irc = value
 
-				if("admin_notify_irc")
-					config.admin_notify_irc = value
-
 				if("python_path")
 					if(value)
 						config.python_path = value